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Individual Calculations February 2021 |
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| Chiszko, Oskar Total change: 34.40 | |   |
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| Champ Bialystok 2021 U-20 | Bialystok | POL | 2021-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1336 | 3.50 | 7 | 0.47 | 40 | 18.80 | |
|  Ptaszynski, Szymon | | | 1534 | POL | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Moroz, Adrian | | | 1290 | POL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Rekuc, Patryk | | | 1283 | POL | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Chomicki, Kornel | | | 1368 | POL | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Wojtacha, Krzysztof | | | 1408 | POL | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Jaszczuk, Piotr | | | 1393 | POL | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Garbowska, Maja | | | 1423 | POL | 0.50 | 1 | 0.12 | 40 | 4.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Polfinal Mistrzostw Polski Juniorow C09 | Jastrzebia Gora | POL | 2021-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1079 | 1336 | 2.00 | 2 | 0.39 | 40 | 15.60 | |
| | Piechocki, Krystian | | | 1148 | POL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Trusewicz, Remigiusz | | | 1009 | POL | 1.00 | 1 | 0.13 | 40 | 5.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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